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// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <QGuiApplication>
#include <QQmlEngine>
#include <QQmlComponent>
#include <QScopedPointer>
#include <qqml.h>
#include <QProperty>
#include <qtest.h>
#include "propertytester.h"
class PropertyBenchmark : public QObject
{
Q_OBJECT
public:
PropertyBenchmark();
private slots:
void oldStyleProperty();
void oldStylePropertyReadOnce();
void oldStylePropertyDirect();
void oldStylePropertyDirectReadOnce();
void newStyleProperty();
void newStylePropertyReadOnce();
void newStylePropertyDirect();
void newStylePropertyDirectReadOnce();
void notifyingProperty();
void notifyingPropertyReadOnce();
void notifyingPropertyDirect();
void notifyingPropertyDirectReadOnce();
private:
QScopedPointer<QQmlEngine> m_engine;
};
PropertyBenchmark::PropertyBenchmark()
: m_engine(new QQmlEngine)
{
qmlRegisterType<PropertyTester>("Test", 1, 0, "Test");
}
inline QUrl TEST_FILE(const QString &filename)
{
return QUrl::fromLocalFile(QLatin1String(SRCDIR) + QLatin1String("/data/") + filename);
}
void PropertyBenchmark::oldStyleProperty()
{
QQmlComponent component (m_engine.data(), QUrl(TEST_FILE("old.qml")));
QScopedPointer item {(PropertyTester *) component.create()};
QVERIFY(item);
QCOMPARE(item->property("yOld").toInt(), 0);
int i = 0;
QBENCHMARK {
item->setProperty("xOld", ++i);
if (item->property("yOld").toInt() != i)
QFAIL("boo");
}
}
void PropertyBenchmark::oldStylePropertyDirect()
{
QQmlComponent component (m_engine.data(), QUrl(TEST_FILE("old.qml")));
QScopedPointer item {(PropertyTester *) component.create()};
QVERIFY(item);
QCOMPARE(item->yOld(), 0);
int i = 0;
QBENCHMARK {
item->setXOld(++i);
if (item->yOld() != i)
QFAIL("boo");
}
}
void PropertyBenchmark::oldStylePropertyReadOnce()
{
QQmlComponent component (m_engine.data(), QUrl(TEST_FILE("old.qml")));
QScopedPointer item {(PropertyTester *) component.create()};
QVERIFY(item);
QCOMPARE(item->property("yOld").toInt(), 0);
int i = 0;
QBENCHMARK {
item->setProperty("xOld", ++i);
}
QCOMPARE(item->property("yOld").toInt(), i);
}
void PropertyBenchmark::oldStylePropertyDirectReadOnce()
{
QQmlComponent component (m_engine.data(), QUrl(TEST_FILE("old.qml")));
QScopedPointer item {(PropertyTester *) component.create()};
QVERIFY(item);
QCOMPARE(item->yOld(), 0);
int i = 0;
QBENCHMARK {
item->setXOld(++i);
}
QCOMPARE(item->yOld(), i);
}
void PropertyBenchmark::newStyleProperty()
{
QQmlComponent component (m_engine.data(), QUrl(TEST_FILE("new.qml")));
QScopedPointer item {(PropertyTester *) component.create()};
QVERIFY(item);
QCOMPARE(item->property("y").toInt(), 0);
int i = 0;
QBENCHMARK {
item->setProperty("x", ++i);
if (item->property("y").toInt() != i)
QFAIL("boo");
}
}
void PropertyBenchmark::newStylePropertyDirect()
{
QQmlComponent component (m_engine.data(), QUrl(TEST_FILE("new.qml")));
QScopedPointer item {(PropertyTester *) component.create()};
QVERIFY(item);
QCOMPARE(item->y.value(), 0);
int i = 0;
QBENCHMARK {
item->x = ++i;
if (item->y.value() != i)
QFAIL("boo");
}
}
void PropertyBenchmark::newStylePropertyReadOnce()
{
QQmlComponent component (m_engine.data(), QUrl(TEST_FILE("new.qml")));
QScopedPointer item {(PropertyTester *) component.create()};
QVERIFY(item);
QCOMPARE(item->property("y").toInt(), 0);
int i = 0;
QBENCHMARK {
item->setProperty("x", ++i);
}
QCOMPARE(item->property("y").toInt(), i);
}
void PropertyBenchmark::newStylePropertyDirectReadOnce()
{
QQmlComponent component (m_engine.data(), QUrl(TEST_FILE("new.qml")));
QScopedPointer item {(PropertyTester *) component.create()};
QVERIFY(item);
QCOMPARE(item->y.value(), 0);
int i = 0;
QBENCHMARK {
item->x = ++i;
}
QCOMPARE(item->y.value(), i);
}
void PropertyBenchmark::notifyingProperty()
{
QQmlComponent component (m_engine.data(), QUrl(TEST_FILE("notified.qml")));
QScopedPointer item {(PropertyTester *) component.create()};
QVERIFY(item);
QCOMPARE(item->property("yNotified").toInt(), 0);
int i = 0;
QBENCHMARK {
item->setProperty("xNotified", ++i);
if (item->property("yNotified").toInt() != i)
QFAIL("boo");
}
}
void PropertyBenchmark::notifyingPropertyDirect()
{
QQmlComponent component (m_engine.data(), QUrl(TEST_FILE("notified.qml")));
QScopedPointer item {(PropertyTester *) component.create()};
QVERIFY(item);
QCOMPARE(item->yNotified.value(), 0);
int i = 0;
QBENCHMARK {
item->xNotified.setValue(++i);
if (item->yNotified.value() != i)
QFAIL("boo");
}
}
void PropertyBenchmark::notifyingPropertyReadOnce()
{
QQmlComponent component (m_engine.data(), QUrl(TEST_FILE("notified.qml")));
QScopedPointer item {(PropertyTester *) component.create()};
QVERIFY(item);
QCOMPARE(item->property("yNotified").toInt(), 0);
int i = 0;
QBENCHMARK {
item->setProperty("xNotified", ++i);
}
QCOMPARE(item->property("yNotified").toInt(), i);
}
void PropertyBenchmark::notifyingPropertyDirectReadOnce()
{
QQmlComponent component (m_engine.data(), QUrl(TEST_FILE("notified.qml")));
QScopedPointer item {(PropertyTester *) component.create()};
QVERIFY(item);
QCOMPARE(item->yNotified.value(), 0);
int i = 0;
QBENCHMARK {
item->xNotified.setValue(++i);
}
QCOMPARE(item->yNotified.value(), i);
}
QTEST_MAIN(PropertyBenchmark)
#include "main.moc"
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